Highlights of IAAF World Athletics Championships in Doha

China's Liu Hong (front, 3rd L), Qieyang Shenjie (front, 1st R) and Yang Liujing (front, 2nd R) compete during the Women's 20km Race Walk Final at the 2019 IAAF World Championships in Doha, Qatar, Sept. 29, 2019. (Xinhua/Wang Jingqiang)